Fig. 7: Optical properties of 1 and (1)2.

a Absorption (solid lines) and photoluminescence (PL) (dashed lines) spectra of 1 (blue) and (1)2 (red). b. Time-resolved PL kinetics of 1 (black) and (1)2 (red).

a Absorption (solid lines) and photoluminescence (PL) (dashed lines) spectra of 1 (blue) and (1)2 (red). b. Time-resolved PL kinetics of 1 (black) and (1)2 (red).